if (!jsx3.lang.Class.forName("ux.cdb.admin.welcome.WelcomePage")) {

jsx3.Class.defineClass(
		"ux.cdb.admin.welcome.WelcomePage",
		jsx3.gui.Block,
		null,
		function (objRoot) {

			/**
			 * This function will be called after deserialize
			 */
			objRoot.prototype.onAfterDeserialize = function() {
			}

			/**
			 * called when destroy event fired
			 */
			objRoot.prototype.onDestroy = function() {
			}
		});
}